618702204672 has 54 divisors (see below), whose sum is σ = 1783870989992. Its totient is φ = 206234067456.

The previous prime is 618702204667. The next prime is 618702204751. The reversal of 618702204672 is 276402207816.

It is a happy number.

618702204672 is a `hidden beast` number, since 6 + 187 + 0 + 2 + 2 + 0 + 467 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 134264668 + ... + 134269275.

Almost surely, 2^618702204672 is an apocalyptic number.

It is an amenable number.

618702204672 is an abundant number, since it is smaller than the sum of its proper divisors (1165168785320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

618702204672 is a wasteful number, since it uses less digits than its factorization.

618702204672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268533965 (or 268533948 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 618702204672 in words is "six hundred eighteen billion, seven hundred two million, two hundred four thousand, six hundred seventy-two".